Coastal Waters Forecast
Issued by NWS Charleston, SC

Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
483
FZUS52 KCHS 011342
CWFCHS

Coastal Waters Forecast
National Weather Service Charleston SC
942 AM EDT Wed May 1 2024

South Santee River SC to Savannah GA out 20 NM and Savannah GA to
Altamaha Sound GA out 60 NM, including Charleston Harbor and
Grays Reef National Marine Sanctuary

AMZ300-020215-
942 AM EDT Wed May 1 2024

.Synopsis for the coastal waters of south coastal South Carolina
and north coastal Georgia...
A weak disturbance will move off the coast this morning. High
pressure will then prevail through Friday. A series of
disturbances will move through Saturday through Monday, then high
pressure will rebuild.

$$

AMZ330-020215-
Charleston Harbor-
942 AM EDT Wed May 1 2024

.REST OF TODAY...Light and variable winds becoming SE 5 to 10 kt.
A slight chance of showers and tstms this afternoon.
.TONIGHT...SW winds 5 kt. Patchy fog after midnight.
.THU...N winds 5 to 10 kt, becoming E 10 to 15 kt with gusts to
20 kt in the afternoon. Patchy fog in the morning.
.THU NIGHT...SE winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight.
.FRI...SE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
to 20 kt in the afternoon.
.FRI NIGHT...S winds 10 to 15 kt.
.SAT...S winds 10 to 15 kt. A slight chance of showers and tstms.
.SAT NIGHT...S winds 10 to 15 kt. A chance of showers with a
slight chance of tstms.
.SUN...S winds 10 to 15 kt. A chance of showers with a slight
chance of tstms.
.SUN NIGHT...S winds 10 to 15 kt. A slight chance of showers.

Winds and waves higher in and near tstms.

Unless otherwise noted, waves 1 foot or less.

Charleston Harbor water temperature 71 degrees.

$$

AMZ350-020215-
Waters from South Santee River to Edisto Beach SC out 20 NM-
942 AM EDT Wed May 1 2024

.REST OF TODAY...Light and variable winds becoming S 5 to 10 kt.
Seas 2 to 3 ft. Wave Detail: S 2 ft at 5 seconds and E 1 foot at
12 seconds.
.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
2 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at
11 seconds.
.THU...N winds 5 kt, becoming E in the afternoon. Seas 2 ft. Wave
Detail: SE 2 ft at 6 seconds and E 1 foot at 10 seconds.
.THU NIGHT...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft
at 6 seconds and E 1 foot at 10 seconds.
.FRI...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
6 seconds and E 1 foot at 9 seconds.
.FRI NIGHT...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft
at 6 seconds and E 1 foot at 11 seconds.
.SAT...SE winds 5 to 10 kt. Seas 2 ft. A slight chance of showers
and tstms.
.SAT NIGHT...S winds 10 kt. Seas 2 ft. A chance of showers with a
slight chance of tstms.
.SUN...S winds 10 kt. Seas 2 to 3 ft. A chance of showers with a
slight chance of tstms.
.SUN NIGHT...S winds 10 kt. Seas 3 ft. A slight chance of
showers.

Winds and seas higher in and near tstms.

$$

AMZ352-020215-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
942 AM EDT Wed May 1 2024

.REST OF TODAY...Light and variable winds becoming S winds 5 to
10 kt. Seas 2 to 3 ft. Wave Detail:
S 2 ft at 5 seconds and E 1 foot at 12 seconds.
.TONIGHT...S winds 5 to 10 kt, becoming SW after midnight. Seas
2 ft. Wave Detail: SE 2 ft at 6 seconds and E 1 foot at
12 seconds.
.THU...N winds 5 kt, becoming E in the afternoon. Seas 2 ft. Wave
Detail: SE 2 ft at 6 seconds and E 1 foot at 11 seconds.
.THU NIGHT...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft
at 6 seconds and E 1 foot at 10 seconds.
.FRI...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
6 seconds and E 1 foot at 9 seconds.
.FRI NIGHT...SE winds 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
6 seconds and E 1 foot at 9 seconds.
.SAT...S winds 5 to 10 kt. Seas 2 ft. A slight chance of showers
and tstms.
.SAT NIGHT...S winds 10 kt. Seas 2 ft. A chance of showers with a
slight chance of tstms.
.SUN...S winds 10 kt. Seas 2 to 3 ft. A chance of showers with a
slight chance of tstms.
.SUN NIGHT...S winds 10 kt. Seas 2 to 3 ft.

Winds and seas higher in and near tstms.

$$

AMZ354-020215-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
942 AM EDT Wed May 1 2024

.REST OF TODAY...W winds around 5 kt becoming S 5 to 10 kt this
afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 6 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
6 seconds and E 1 foot at 12 seconds.
.THU...NE winds 5 kt, becoming E in the afternoon. Seas 2 ft.
Wave Detail: SE 2 ft at 6 seconds and E 1 foot at 11 seconds.
.THU NIGHT...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft
at 6 seconds and E 1 foot at 10 seconds.
.FRI...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
6 seconds and E 1 foot at 10 seconds.
.FRI NIGHT...SE winds 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
6 seconds and E 1 foot at 10 seconds.
.SAT...SE winds 10 kt. Seas 2 ft. A slight chance of showers and
tstms.
.SAT NIGHT...SE winds 10 kt. Seas 2 ft. A slight chance of
showers and tstms.
.SUN...S winds 10 to 15 kt. Seas 2 to 3 ft. A slight chance of
showers and tstms.
.SUN NIGHT...S winds 10 to 15 kt. Seas 2 to 3 ft.

Winds and seas higher in and near tstms.

$$

AMZ374-020215-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
942 AM EDT Wed May 1 2024

.REST OF TODAY...W winds 5 to 10 kt becoming S. Seas 2 to 3 ft.
Wave Detail: SW 2 ft at 6 seconds and E 2 ft at 12 seconds.
.TONIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: SE
2 ft at 6 seconds and E 2 ft at 12 seconds.
.THU...N winds 5 kt, becoming E in the afternoon. Seas 2 ft. Wave
Detail: SE 2 ft at 6 seconds and E 1 foot at 11 seconds.
.THU NIGHT...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft
at 6 seconds and E 1 foot at 10 seconds.
.FRI...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft at
6 seconds and E 1 foot at 9 seconds.
.FRI NIGHT...SE winds 5 to 10 kt. Seas 2 ft. Wave Detail: SE 2 ft
at 7 seconds and E 1 foot at 10 seconds.
.SAT...SE winds 5 to 10 kt. Seas 2 ft. A slight chance of
showers.
.SAT NIGHT...SE winds 10 to 15 kt. Seas 2 to 3 ft. A chance of
showers with a slight chance of tstms.
.SUN...S winds 10 kt. Seas 2 to 3 ft. A slight chance of showers
and tstms.
.SUN NIGHT...S winds 10 to 15 kt. Seas 3 ft. A slight chance of
showers.

Winds and seas higher in and near tstms.

$$